. >>> well, president obama and german chancellor angela merkel stand united on ukraine at least for the day. despite all the talk of solidarity will they go their separate ways in the u.s. and europe impose further sanctions against russia? we'll bo live to the white house to find out why. liz has another exclusive from omaha, nebraska. liz? liz: well as happy hour descends on omaha. david, we're here in the hilton but we've got our own cocktail napkins. #ask liz. you have to send me one of these if you have a question for warren buffett. maybe we'll pick your question for our monday morning big interview, 9:30 a.m. eastern. coming up, the third largest reinsurance giant on the planet. it is general re and berkshire hathaway. he runs this behemoth. this is rare interview. he doesn't give a lot of them. we have him exclusively coming on the big buffett insurance. live from omaha. ♪ you make a great team. it's been that way sincthe day you met. but your erectile dysfunction - it could be a question of blood flow. cialis tadalafil for daily use helps you be ready anytime the moment's